Ground: Hardcourt outdoor
| ITF Germany F4 | 2015/01/30 12:00 | Bemelmans, Ruben v Haerteis, Johannes | 6-2,6-3 |
| ITF Germany F4 | 2015/01/29 10:00 | Haerteis, Johannes v Kern, Robin | 7-6,6-4 |
| ITF Germany F3 | 2015/01/20 12:00 | Wunner, Matthias v Haerteis, Johannes | 6-4,6-2 |
| ITF Germany F2 | 2015/01/15 11:20 | Maximilian Marterer v Haerteis, Johannes | 6-2,6-1 |
| ITF Germany F2 | 2015/01/13 10:30 | Meis, Pascal v Haerteis, Johannes | 6-7,4-6 |
| ITF Germany F1 | 2015/01/09 15:20 | Ignatik, Uladzimir v Haerteis, Johannes | 6-7,6-3,6-4 |
| ITF Germany F1 | 2015/01/08 11:00 | Tom Schonenberg v Haerteis, Johannes | 6-7,2-6 |
| ITF Germany F1 | 2015/01/06 14:30 | Haerteis, Johannes v Kekez, Duje | 6-4,6-3 |
| ITF Turkey F4 | 2015/01/24 09:30 | Zgombic, Fran Zvonimir v Kazuma Kawachi | 6-4,6-2 |
| ITF China F9 | 2014/07/21 03:40 | Kaichi Uchida v Kazuma Kawachi | 6-2,6-3 |
| ITF China F8 | 2014/07/15 03:20 | Kazuma Kawachi v Zheng, Weiqiang | 2-6,2-6 |
| ITF Hong Kong F1 | 2014/07/09 04:55 | Kazuma Kawachi v Kobelt, Peter | 0-6,0-6 |
| ITF Hong Kong F1 | 2014/07/07 04:00 | Yeung, Pak Long v Kazuma Kawachi | 5-7,3-6 |
| ITF Japan F6 | 2014/06/11 00:30 | Kazuma Kawachi v Niki, Takuto | 2-6,5-7 |
| ITF Japan F5 | 2014/06/03 01:00 | Moritani, Soichiro v Kazuma Kawachi | 6-2,6-4 |
| ITF Israel F4 | 2014/04/29 07:00 | Goldengoren, Tal v Kazuma Kawachi | 6-0,6-1 |